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Poster Valerian Vlaescu
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Vlaescu Valerian
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Geometry in real life- crop circles (Nicoglu Sabina MD)
Flori Turcan Eugeniu
'Tangram' Puzzle 'Cat'
TANGRAM
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Echinoctiul de toamna, 22 sept 2017, Busteni, RO
Parabola si dreapta
Segment AB
Suma masurilor unghiurilor unui patrulater convex
Mediatoarele unui triunghi
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